Zomwe zimakhudza mtengo wa flange: zinthu za flange Pazonse, zida zomwe zimatha kupangidwa ndi chitsulo choponyedwa, chitsulo cha kaboni, chitsulo cha aloyi, chitsulo chosapanga dzimbiri, etc. Mtengo wazinthu zosiyanasiyana ndi wosiyana, udzauka ndikutsika ndi mtengo wachitsulo mkati. msika.Pambuyo pakusintha, mtengo ...
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